Electric transmission tower with single cross arm



FIG. 1 is a perspective view of our new electric transmission tower with single cross arm;

FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The portions illustrated by broken lines relate to environmental structure that does not form part of the claimed design. 

CLAIM The ornamental design for a electric transmission tower with single cross arm, as shown and described. 